Question: 2 points 5? In an analysis designed to estimate how often call center operators were idle, 90 observations were made. Operators were idle 37 times.

2 points 5? In an analysis designed to estimate how often call center operators were idle, 90 observations were made. Operators were idle 37 times. Based on the initial results, approximately how many observations would you require to estimate the actual percentage idle time. within 3 96 with a condence of 95%. Condence 90% 95% 95.5% 98% 99% Do not round any numbers used in the calculation. Only round the nal result. { Provide your answer rounded up to the nearest unit. Example > 55.12 becomes 56] Type your

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